Finding the Fourth Proportional to 3,383,813.82, 4,664,497.11 and 2,074,642.14
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Solution
The fourth proportional to 3,383,813.82, 4,664,497.11 and 2,074,642.14 is: 2,859,838.86
Step by Step Solution
- Step 1: Write the proportion equation
3,383,813.82 : 4,664,497.11 = 2,074,642.14 : x - Step 2: Convert to fraction form
3,383,813.82/4,664,497.11 = 2,074,642.14/x - Step 3: Cross multiply
3,383,813.82x = 4,664,497.11 × 2,074,642.14 - Step 4: Simplify right side
3,383,813.82x = 9,677,162,266,314.22 - Step 5: Solve for x
x = 9,677,162,266,314.22/3,383,813.82 - Step 6: Final answer
x = 2,859,838.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.